The Screw,panel Fastener, cataloged under National Stock Number 5305-01-477-6923, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Matthew Warren, Inc Dba Raf Electronic Hardware Div Raf Electronic Hardware, Llc. Government technical data includes 14 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-477-6923 |
| Primary Part Number | 868-SS-20 |
| Item Name | Screw,panel Fastener |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Matthew Warren, Inc Dba Raf Electronic Hardware Div Raf Electronic Hardware, Llc |
| Status | ACTIVE |
| Head Height | 0.165 INCHES MINIMUM AND 0.180 INCHES MAXIMUM IN |
| Fastener Length | 1.000 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | UNABLE TO DECODE |
| Thread Length | 0.270 INCHES MINIMUM AND 0.290 INCHES MAXIMUM IN |
| Material Document and Classification | UNABLE TO DECODE |
| Nominal Thread Diameter | 0.190 INCHES IN |
| Head Style | ROUND |
| Surface Treatment | UNABLE TO DECODE |
| Internal Drive Style | SLOT |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 24 |
| Material | UNABLE TO DECODE |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Head Diameter | 0.312 INCHES MAXIMUM IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 868-SS-20 PRIMARY | Matthew Warren, Inc Dba Raf Electronic Hardware Div Raf Electronic Hardware, Llc (USA) |
| Reference | Meaning |
|---|---|
| A320979 | 5/9 Secondary reference U.S. Government activity |
NSN 5305-01-477-6923 is a Screw,panel Fastener, manufactured by Matthew Warren, Inc Dba Raf Electronic Hardware Div Raf Electronic Hardware, Llc, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-477-6923 has 1 manufacturer part number on file: 868-SS-20 (Matthew Warren, Inc Dba Raf Electronic Hardware Div Raf Electronic Hardware, Llc).
Key specifications for 868-SS-20: Head Height: 0.165 INCHES MINIMUM AND 0.180 INCHES MAXIMUM IN; Fastener Length: 1.000 INCHES MAXIMUM IN; Surface Treatment Document and Classification: UNABLE TO DECODE; Thread Length: 0.270 INCHES MINIMUM AND 0.290 INCHES MAXIMUM IN. 14 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.